I can see that 2 is a root but not 1? So I tried -1 by substitution and that works.
So to work out the 3rd root we just use the sum and product of roots theorem.
We have the sum of the roots = 11/7 and from there the third root is 4/7
All of the positive and negative numbers are integers.
Answer:
its B
Step-by-step explanation: its the only "division" thing. and 15-14 is 1 not 2 so its B
16 dollars? could be wrong